M0019001: Tracing from Dudgeon's sphygmograph, 1882
- Date:
- March 1962
- Reference:
- WT/D/1/20/1/168/100
Licence: Public Domain Mark
Credit: M0019001: Tracing from Dudgeon's sphygmograph, 1882. Source: Wellcome Collection.
Licence: Public Domain Mark
Credit: M0019001: Tracing from Dudgeon's sphygmograph, 1882. Source: Wellcome Collection.